-Primary impact restrictions may be necessary
TGP - Outage Impact Report
-Major impact restrictions may be necessary
Seven Day Forecast (updated 01/08/26)
-Minor impact restrictions may be necessary depending on flow conditions
-Little to no impact, though minor outages may cause incremental reductions
Station / Seg
Est Nominal
Operating Capacity (Thousand Dth)
Monday
(1/12)
Tuesday
(1/13)
Wednesday
(1/14)
Thursday
(1/15)
Friday
(1/16)
Saturday
(1/17)
Sunday
(1/18)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Station 409
(Donna Line) (segment 490 FH)
585
Station 1
(segment 101 BH)
438
Station 9
(segment 109 FH)
1,022
750
(272)
MLV 1-1D to MLV 9-1S: Pig Run - CLP/MFL/IMU (M) (1/13/2026) MLV 1-1D to MLV 9-1S: Pig Run - TDW MDS (M) (1/15/2026)
Station 25
(segment 125 FH)
1,101
1085
(16)
Sta 25: Unit 1C - VFD Replacement (7/16/2025 - 10/31/2026)
Station 40 South
(segment 139 FH)
1,659
1359
(300)
1335
(324)
MLV 40-3DL to MLV 41-3A: PHMSA Immediate Digs (12/16/2025 - 1/12/2026)
MLV 42-3 to MLV 43-3: PHMSA Immediate Digs (1/12/2026 - 1/20/2026) Sta 40: ESD Panel Install (1/16/2026)
Sta 500C1: Unit 1A - Emergent Repair (1/3/2026 - 1/23/2026)
Station 47
(segment 143 FH)
1,354
1349
(5)
MLV 47-1A to MLV 48-1: Class Change (9/1/2025 - 3/16/2026)
Station 63
(segment 163 FH)
1,287
Station 823
(segment 823 BH)
759
725
(34)
Sta 823: Unit 11A - Jacket Water Pump (1/6/2026 - 3/23/2026)
Station 834
(segment 834 BH)
733
720
(13)
Sta 834: Unit 6A - Overhaul (3/3/2025 - 1/31/2026)
Station 534 South of Pool (segment 530 BH)
1,632
1400
(232)
Sta 530: Unit 1A - Bearings (8/25/2025 - 3/31/2026) Sta 530: Unit 2A - Bearings (8/26/2025 - 3/31/2026)
Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)
Sta 530: Unit 6A - Bearings (10/6/2025 - 3/31/2026) Sta 530: Unit 7A - Bearings (10/6/2025 - 3/31/2026)
Sta 530: Unit 8A - Power Cylinders (9/23/2025 - 1/16/2026)
Sta 534: Unit 6A - Piston Liner & Unloader Replacements (3/25/2025 - 3/27/2026)
MLV 548
(segment 542 BH)
1,771
1735
(36)
Sta 542: Unit 1A - Emergent Repair (1/1/2026 - 1/31/2026)
Sta 546: Unit 7A - Metal in Oil (7/14/2025 - 1/31/2026)
Station 860
(segment 548 BH)
1,697
Station 860 North (Segment 860
BH)
2,028
2000
(28)
Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)
Station 110
(segment 187 BH)
(south thru
Kentucky)
2,775
2645
(130)
Sta 106: Unit 1C - Replace Power Cylinder Bearing #9 (11/24/2025 - 2/27/2026)
Sta 871: Unit 3A - Engine Crankshaft Inspection (8/22/2025 - 3/16/2026)
Station 114
(segment 114 BH)
948
785
(163)
Sta 114: Unit 1D - Solar Turbine Inspection (1/13/2026)
Station 204
(Segment 204 BH)
1,895
Station 245
(segment 245 FH)
1,053
Station 261 Discharge East (segment 261
FH)
1,035
Station 267 South (segment 266
493
336
(157)
Sta 267: Bldg A Controls Upgrade (9/2/2025 - 1/16/2026)
Station 307
(segment 307 BH)
1,202
Station 315
(segment 315 BH)
1,915
MLV 324
(segment 324 FH)
1,885
Station 405 HC Line (segment 299
817
This document is updated on a weekly basis and outage schedules/impacts are subject to change as the week progresses.
Dates posted on DART should be deemed correct in the event of conflicts between DART posted dates and dates on this report.
The impacts sheet are based on steady-state hydraulic models assuming recent operating flows, conditions, and various unit outages.
January 2026 (updated 01/08/26)
Station # / Lateral
Est Nominal Operating Capacity (Thousand Dth)
Week 1
(12/29 - 1/4)
Week 2
(1/5 - 1/11)
Week 3
(1/12 - 1/18)
Week 4
(1/19 - 1/25)
Week 5
(1/26 - 2/1)
Primary Outage(s)
Station 409 (Donna Line) (segment 490
MLV 1-1D to MLV 9-1S: Pig Run - EMAT (M) (1/20/2026) MLV 1-1D to MLV 9-1S: Pig Run - EMAT (M) (1/22/2026)
MLV 42-3 to MLV 43-3: PHMSA Immediate Digs (1/12/2026 - 1/20/2026) Sta 500C1: Unit 1A - Emergent Repair (1/3/2026 - 1/23/2026)
Sta 534: Unit 6A - Piston Liner & Unloader Replacements (3/25/2025 -
3/27/2026)
Sta 542: Unit 1A - Emergent Repair (1/1/2026 - 1/31/2026) Sta 546: Unit 7A - Metal in Oil (7/14/2025 - 1/31/2026)
1715
(313)
MLV 559-2 to MLV 565-2: Pig Run - EMAT (Re-run) (1/22/2026)
2392
(383)
2595
(180)
Sta 106: Unit 1C - Replace Power Cylinder Bearing #9 (11/24/2025 - 2/27/2026) Sta 871: Unit 3A - Engine Crankshaft Inspection (8/22/2025 - 3/16/2026) Sta 875: Unit 1A- 4K Solar Turbine Inspection (1/20/2026 - 1/22/2026)
Sta 96: Unit 1D - Compressor Valves (1/20/2026 - 1/30/2026)
1797
(98)
Sta 200: Unit 1B - GHG Maintenance (1/26/2026 - 1/30/2026)
1008
(45)
Sta 241: Unit 2B - 2K Maintenance (1/27/2026)
This document is updated on a weekly basis and outage schedules/impacts are subject to change as the week progresses. Dates posted on DART should be deemed correct in the event of conflicts between DART posted dates and dates on this report.
February 2026 (updated 01/08/26)
(2/2 - 2/8)
(2/9 - 2/15)
(2/16 - 2/22)
(2/23 - 3/1)
385
(637)
MLV 9-1D TO MLV 17-1S: Pig Run - Cleaning / Gauge (M) (2/2/2026) MLV 9-1D TO MLV 17-1S: Pig Run - Cleaning / Gauge (M) (2/3/2026) MLV 9-1D TO MLV 17-1S: Pig Run - EMAT (M) (2/9/2026)
MLV 9-1D TO MLV 17-1S: Pig Run - MFL-A (M) (2/4/2026)
MLV 9-1D TO MLV 17-1S: Pig Run - MFL-C (M) (2/6/2026)
MLV 26-1 Relocation: Highway 59 Widening (2/20/2026 - 3/14/2026) MLV 26-1 to MLV 27-1: Install Road Casing (2/20/2026 - 3/14/2026)
Station 847
(segment 847 BH)
338
200
(138)
MLV 856-1 to MLV 860-1: Pig Runs - Cleaning / Gauge 2/10/26 (2/10/2026) MLV 856-1 to MLV 860-1: Pig Runs - EMAT 2/12/26 (2/12/2026)
975
(722)
MLV 555-2 to MLV 559-2: Pig Runs - CAL / IMU 2/19/26 (2/19/2026)
MLV 555-2 to MLV 559-2: Pig Runs - Cleaning / Gauge 2/17/26 (2/17/2026) MLV 555-2 to MLV 559-2: Pig Runs - EMAT 2/26/26 (2/26/2026)
MLV 555-2 to MLV 559-2: Pig Runs - MFL-C 2/24/26 (2/24/2026)
(south thru Kentucky)
2493
(282)
2391
(384)
MLV 87-4 to MLV 96-4: Pig Re-Runs - EMAT 2/18/26 (M) (2/18/2026)
Sta 106: Unit 1C - Replace Power Cylinder Bearing #9 (11/24/2025 - 2/27/2026) Sta 106: Unit 2D - 8K Solar Turbine Inspection (2/3/2026 - 2/5/2026)
Sta 871: Unit 1A - 1Q Engine Inspection (2/4/2026) Sta 871: Unit 2A - 1Q Engine Inspection (2/3/2026)
845
(103)
Sta 119A: Unit 1A - Solar Turbine Inspection (2/10/2026)
1823
(72)
MLV 204-1 to MLV 209-1: Pig Run - Cal/IMU (2/5/2026) MLV 204-1 to MLV 209-1: Pig Run - EMAT (2/12/2026) MLV 204-1 to MLV 209-1: Pig Run - Gauge (2/3/2026)
MLV 204-1 to MLV 209-1: Pig Run - MFL-C (2/10/2026)
Sta 241: Unit 1B - 2K Maintenance (2/10/2026)
March 2026 (updated 01/08/26)
(3/2 - 3/8)
(3/9 - 3/15)
(3/16 - 3/22)
(3/23 - 3/29)
Station 17
(segment 117 FH)
1,143
1130
MLV 19-1 TO MLV 20-1A: Pipe Replacement (3/16/2026 - 5/15/2026)
580
(521)
1060
(41)
MLV 26-1 Relocation: Highway 59 Widening (2/20/2026 - 3/14/2026) MLV 26-1 to MLV 27-1: Install Road Casing (2/20/2026 - 3/14/2026) MLV 26-2 Relocation: Highway 59 Widening (3/14/2026 - 4/6/2026)
(segment 132 FH)
1,299
MLV 32-1D to MLV 36-1TXR: Anomaly Remediation (3/16/2026 - 3/20/2026) MLV 32-1D to MLV 36-1TXR: Anomaly Remediation (3/16/2026 - 3/20/2026)
Station 40 North
(segment 140 FH)
1,348
MLV 40-2D to MLV 42-2BR: Anomaly Remediation (3/23/2026 - 3/27/2026)
1035
(319)
Sta. 47: Unit 1D/2D - D Building - Unit Valve Install (3/23/2026 - 3/24/2026) Sta. 47: Unit 1E - E Building - Unit Valve Install (3/25/2026)
1680
(17)
1555
(142)
MLV 550-1 to MLV 546-1: Pig Runs - CAL / IMU 3/12/26 (3/12/2026)
MLV 550-1 to MLV 546-1: Pig Runs - Cleaning / Gauge 3/10/26 (3/10/2026) MLV 550-1 to MLV 546-1: Pig Runs - EMAT 3/19/26 (3/19/2026)
MLV 550-1 to MLV 546-1: Pig Runs - MFL-C 3/17/26 (3/17/2026)
Sta 550: Unit 3A - Turbocharger Exchange (3/2/2026 - 3/20/2026) Sta 555: Unit 5A - Foundation Replacement (3/2/2026 - 5/29/2026)
MLV 555-1L to MLV 558-1R: Anomaly Remediation (3/16/2026 - 4/3/2026) Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)
2246
(529)
MLV 109--3: Crossover to Ln 4 Valve Replacements (3/2/2026 - 3/8/2026) MLV 109--3: Crossover to Ln 5 Valve Replacements (3/9/2026 - 3/15/2026) MLV 87-3 to MLV 96-3: Pig Run - AFD (3/5/2026)
MLV 87-3 to MLV 96-3: Pig Run - Cleaning/Gauge (3/3/2026) MLV 87-3 to MLV 96-3: Pig Run - EMAT (3/10/2026)
Sta 106: Unit 1D - 8K Solar Turbine Inspection (3/3/2026 - 3/5/2026)
755
(193)
MLV 110-2 to MLV 114-2S: Pig Run - Gauge (3/17/2026) MLV 110-2 to MLV 114-2S: Pig Run - MFL-C (3/19/2026)
1762
(133)
MLV 209-2 to MLV 214-2: Pig Run - Cal/IMU (3/12/2026) MLV 209-2 to MLV 214-2: Pig Run - EMAT (3/19/2026)
MLV 209-2 to MLV 214-2: Pig Run - Gauge/Cleaning (3/10/2026)
MLV 209-2 to MLV 214-2: Pig Run - MFL-C (3/17/2026)
Your session will expire in . Click OK to renew your session.
